Last frost date in Calhoun, GA
The average last frost in Calhoun is March 29. By April 15 the chance of another 32°F night drops to 1 in 10. The first fall frost usually arrives about November 3, which leaves 219 frost-free days. An early freeze before October 22 happens one year in ten.
- Safe after (10% risk)
- Apr 15
- Average first frost
- Nov 3
- Frost-free season
- 219 days
- Hard freeze (28°F) ends
- Mar 16
No frost in the next 7 nights
National Weather Service forecast, updated Oct 22, 12:57 UTC
- ThuOct 2244°
- FriOct 2344°
- SatOct 2442°
- SunOct 2542°
- MonOct 2643°
- TueOct 2746°
- WedOct 2845°
Planting calendar for Calhoun
Windows count forward or back from the average frost dates above. Click a crop for dates across Georgia.
Frost probabilities
| Threshold | Spring, 90% chance later | Spring, 50% | Spring, 10% | Fall, 10% chance earlier | Fall, 50% | Fall, 90% |
|---|---|---|---|---|---|---|
| Light frost, 32°F | Mar 12 | Mar 29 | Apr 15 | Oct 22 | Nov 3 | Nov 18 |
| Hard freeze, 28°F | Feb 25 | Mar 16 | Apr 3 | Oct 30 | Nov 14 | Dec 2 |
Read the spring 10% column as the date after which only one year in ten still gets frost. That is the safer date for tomatoes, peppers and basil.
Where these numbers come from
NOAA station Rome R B Russell Airport (USW00093801) sits 16.7 miles from the center of Calhoun at 639 feet. Its averages cover 1991 to 2020. Low spots, valleys and open fields can keep getting frost a week or two after the station stops; city centers and lakeshores usually get less of it.
Questions
When is the last frost in Calhoun, GA?
The average last frost date in Calhoun is March 29, based on NOAA 1991–2020 climate normals. There is a 10% chance of frost after April 15.
When is the first frost in Calhoun?
The first frost in fall usually comes around November 3. One year in ten it arrives before October 22.
How long is the growing season in Calhoun?
About 219 days between the average last and first frost.
When should I plant tomatoes in Calhoun?
Plant tomato seedlings outside from April 5 to April 19. Start seeds indoors six to eight weeks earlier.
Nearby in Georgia
- DaltonApr 2
- RomeApr 1
- CartersvilleApr 11
- CantonApr 2
- AcworthApr 2
- Holly SpringsApr 2
- WoodstockApr 2
- KennesawApr 2
- MiltonApr 4
- MariettaMar 27
- AlpharettaMar 25
- SmyrnaMar 27